# Dyno Nobel Explosives' Guide — Engineers Calculators & Data

> Explosives engineering calculator and product data reference tool. (iPhone/iPad app by Dyno Nobel.)

- Source: https://appshunter.io/ios/app/dyno-nobel-explosives-guide/id557149728 (this page in markdown: same URL + `.md`)
- Developer: [Dyno Nobel](https://appshunter.io/developer/557149891)
- Category: Business, Utilities
- Price: Free
- Rating: 3.40/5 from 7 App Store ratings · 21 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.0 · 9 MB
- Languages: American English, European Spanish
- Released: 2012-09-18
- Data updated: 2026-07-20
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/dyno-nobel-explosives-guide/id557149728/reviews.md

## What is Dyno Nobel Explosives' Guide?

Dyno Nobel's Explosives Engineers' Guide provides users with the full range of blasting tools and calculators. All Dyno Nobel product information is included and specific product specifications can be easily found and compared.

Key Features Include: 

• Custom blasting calculators include: powder factor, overpressure prediction, rock and explosive charge per blasthole, wet hole, ground vibration prediction, scaled distance, presplit control, GPS and distance to the nearest structure.

• Complete product specifications and application uses for Dyno Nobel products.

• Real time Dyno Nobel updates are available through the News section including, press releases, videos, and news stories. 

• Unit conversions, blast design terminology, blasting definitions and formulas are all readily available.

• Worldwide accessibility to all features, even in remote locations. 

Expanded Features in this Version Include:

• A simpler, more essential look and feel, with the ability to adapt to refinements and changes to the latest smartphones on the most popular platforms.

• The ability to select a region (America or South America) and preferred units (Imperial or Metric). The South America region is in Spanish and pulls that region’s specific Technical Data Sheets and other information from the Dyno Nobel South America website. 

• An updated GPS which not only includes maps with latitude, longitude and altitude, but also has the ability to save and compare any two locations.

• An expanded calculator function which can now save results to a list and load past results from that list. 

• The ability to select individual product specifications to be compared in a dynamic format, allowing the user to see just the data he needs in simplified table. 

Another Practical Innovation from Dyno Nobel.

## Key features

- Custom blasting calculators
- Product specifications and uses
- Real-time news and updates
- Unit conversions and definitions
- Offline accessibility
- Region and unit selection
- GPS with location saving

## Recent user reviews (10 of 21)

All indexed reviews: https://appshunter.io/ios/app/dyno-nobel-explosives-guide/id557149728/reviews.md

### 3/5 — Powder Factor Calculator Off

*2023-10-11*

Used to work great but after the last update the powder factor calculator will give you different outputs even though all your inputs are the same.

### 5/5 — Great app

*2023-07-03*

Appreciate the update on a great free app that supports the explosives & mining industries.

### 5/5 — Use daily - stopped working??

*2019-09-06, version 2.1.3*

Use this app daily and love it, specifically the calculators. After recent update I am receiving an error when entering values with decimal places. Please fix! I’m lost without it.

### 1/5 — Something's wrong

*2017-04-05*

Not cool the app has gone crazy all input fields are doubled!!!! Please fix !!! Used to have a five star!!!!

**Developer response:** We just submitted an update to the app, please let us know if it resolves your issue.

### 5/5 — Review

*2013-11-11*

A great tool to have in the tool box

### 4/5 — Dyno

*2013-07-29, version 1.4*

Quite handy

### 4/5 — Great tool!

*2013-05-27, version 1.3*

I love this!  Its a great go to and even as a novice i find the information provided to be quite comprehensive.

### 5/5 — Best Resource for Technical Info on the go

*2013-05-01*

This app is great for anyone involved in the industry. I've recommended it to ATF agents, other mining groups, and all blasters and those involved in procurement. The technical library is great. I prefer this app over all others.

### 5/5 — Great design

*2013-04-28*

It's really well designed, is simple to use, and has tons of helpful tools!

### 5/5 — DynoNobel review

*2013-03-23, version 1.2*

Functionally easy to navigate. Perfect in-field tool chain for iPhone. Great for the price of Good

## Frequently asked questions about Dyno Nobel Explosives' Guide

### What is Dyno Nobel Explosives' Guide?

Dyno Nobel Explosives' Guide is a mobile application that provides engineers with a comprehensive set of blasting tools, calculators, and detailed product specifications for Dyno Nobel explosives. It also includes real-time updates and essential industry data.

### Does Dyno Nobel Explosives' Guide have ads?

No, Dyno Nobel Explosives' Guide is ad-free, allowing users to access all its features without interruption from advertisements.

### What devices support Dyno Nobel Explosives' Guide?

Dyno Nobel Explosives' Guide is available for iPhone and iPad devices, offering worldwide accessibility to its features.

### How often is Dyno Nobel Explosives' Guide updated?

The app was last updated on August 11, 2025, with version 2.5.6. Dyno Nobel provides real-time updates through its News section, including press releases and news stories.

### Can I use Dyno Nobel Explosives' Guide offline?

Yes, all features of Dyno Nobel Explosives' Guide are accessible worldwide, even in remote locations, meaning it can be used offline.

### What kind of calculators are included in Dyno Nobel Explosives' Guide?

The app includes custom blasting calculators for powder factor, overpressure prediction, rock and explosive charge per blasthole, wet hole, ground vibration prediction, scaled distance, presplit control, and GPS distance to the nearest structure.

### Does Dyno Nobel Explosives' Guide offer regional data?

Yes, users can select a region (America or South America) and preferred units (Imperial or Metric). The South America region provides specific Technical Data Sheets in Spanish.

### What is the user rating for Dyno Nobel Explosives' Guide?

Dyno Nobel Explosives' Guide has a rating of 3.4 stars based on 7 user ratings.

## Version history (last 5 releases)

### 2.5.6 — 2025-08-11

Under-the-hood updates to improve compatibility with the latest iOS release

### 2.5.5 — 2025-06-23

Under-the-hood updates to improve compatibility with the latest iOS release

### 2.5.4 — 2023-07-17

- Additional result for Powder Factor calculator
- Scaled Distance calculator tweaks

### 2.5.3 — 2023-07-14

- Fixed an issue with he "Scaled Distance" calculator

### 2.5.2 — 2023-07-10

- Fixed a glitch in the Powder Factor calculator results
- The keyboard won't cover the fields being edited in Powder Factor

## Apps similar to Dyno Nobel Explosives' Guide

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [内蒙君正E-Mobile](https://appshunter.io/ios/app/e-mobile/id1513865800) | — | Free | Business |
| [VoxSMS](https://appshunter.io/ios/app/voxsms/id1514259980) | 5.0 (1) | Free | Business |
| [CBCD 2024](https://appshunter.io/ios/app/cbcd-2024/id1509006980) | — | Free | Business |
| [AmGuru](https://appshunter.io/ios/app/amguru/id1508386420) | — | Free | Business |
| [TH View](https://appshunter.io/ios/app/th-view/id1508960620) | — | Free | Business |
| [Hilti Concrete Sensors](https://appshunter.io/ios/app/hilti-concrete-sensors/id1521778720) | 5.0 (4) | Free | Business |

## More apps by Dyno Nobel

- [DynoMobile](https://appshunter.io/ios/app/dynomobile/id1460008358)

All apps by Dyno Nobel: https://appshunter.io/developer/557149891

## Related topics

[dyno nobel](https://appshunter.io/ios/topics/dyno-nobel) · [dyno](https://appshunter.io/ios/topics/dyno) · [explosive](https://appshunter.io/ios/topics/explosive)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-20.*